The model and year of production was also coded by a letter, so you won't be able to spot a two digit month and two digit year.īefore I left, I was writing a specification to standardize all of the serial numbers because GT was starting to send most of its US production to other US fabrication shops. There might also be a second letter digit specifying the factory that assembled the bike, if applicable. The first digit would be a letter designating the factory that made the frame. New listing 1993 Univega Alpina Pro Vintage Mountain Bike. Updated Serial Number Reference Guide is a Must amongst Collectors, Restoration Specialists, and Tractor Lovers of all Kinds. ZZZZZ is a five or six digit number, possibly representing a sequential frame manufacturing number for the year (or era in the case of pre 1. Vintage Trek Bicycle Frame Serial Numbers, bike. First production bike was serial number 100.

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Find out how much a 2002 Trek 800 Sport bicycle is worth. Therefore it could also be some other Univega model. Our Value Guide is constantly growing with pricing information and bicycle. Our Value Guide provides the most comprehensive, reliable, and accurate valuation for bicycle values based on condition.